CGAL users discussion list

[Andreas Fabri <>]

got it (sorry about my joke).

You should use the (undocumented) function

static Triangulation_utils_3::vertex_triple_index(const int i, const int j)

where 'i' is the index of the face, and for j you write 0,1,2
in order to get the indices of the vertices in the cell, on facet i
in ccw order.


andreas



 wrote:
> Ok, didnt make my self clear.
>
> for these points 
> 0, 0, 0
> 25, 0, 0
> 25, 0, 25
> 0,0, 25
>
> i get ccw triangles.
>
> for these
>
> 0, 0, 0
> 25, 0, 0
> 25, 25, 0
> 0,25, 0
>
> i get cw triangles. why?